TCDB is operated by the Saier Lab Bioinformatics Group

1.A.102 The Influenza A viroporin PB1-F2 (PB1-F2) Family

The PB1-F2 protein of 90 aas, and possibly a weakly hydrophobic C-terminal TMS, exhibits viroporin activity, transporting monovalent cations and Ca2+ (Hyser and Estes 2015). 

References associated with 1.A.102 family:

Hyser, J.M. and M.K. Estes. (2015). Pathophysiological Consequences of Calcium-Conducting Viroporins. Annu Rev Virol 2: 473-496. 26958925